1,1,1-Trifluoroacetone oxime

1,1,1-三氟丙酮肟

Also known as: 1,1,1-Trifluoroacetone oxime, 1,1,1-Trifluoropropan-2-one oxime, 1,1,1-Trifluoro-2-propanone oxime, 2-Propanone, 1,1,1-trifluoro-, oxime

1,1,1-Trifluoroacetone oxime (CAS 431-40-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C3H4F3NO and a molecular weight of 127.06500 g/mol. It is also known as 1,1,1-Trifluoropropan-2-one oxime, 1,1,1-Trifluoro-2-propanone oxime and 2-Propanone, 1,1,1-trifluoro-, oxime. Key properties include a boiling point of 96.3ºC at 760mmHg, a density of 1.32g/cm3 and a flash point of 12ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
431-40-3
Jingsj CID
J-824837-2
Molecular Formula
C3H4F3NO
Chinese Name
1,1,1-三氟丙酮肟
Molecular Weight
127.06500 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point96.3ºC at 760mmHg
Density1.32g/cm3
Flash Point12ºC

Frequently Asked Questions

What is the CAS number of 1,1,1-Trifluoroacetone oxime?

The CAS number of 1,1,1-Trifluoroacetone oxime is 431-40-3.

What are the molecular formula and molecular weight of 1,1,1-Trifluoroacetone oxime?

1,1,1-Trifluoroacetone oxime has molecular formula C3H4F3NO and molecular weight 127.06500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,1,1-Trifluoroacetone oxime (CAS 431-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-824837-2 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.